Home / 14,222.68-19,622.73-7,933.84

Finding the Fourth Proportional to 14,222.68, 19,622.73 and 7,933.84

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Solution

The fourth proportional to 14,222.68, 19,622.73 and 7,933.84 is: 10,946.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,222.68 : 19,622.73 = 7,933.84 : x
  2. Step 2: Convert to fraction form
    14,222.68/19,622.73 = 7,933.84/x
  3. Step 3: Cross multiply
    14,222.68x = 19,622.73 × 7,933.84
  4. Step 4: Simplify right side
    14,222.68x = 155,683,600.18
  5. Step 5: Solve for x
    x = 155,683,600.18/14,222.68
  6. Step 6: Final answer
    x = 10,946.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.